CN113309395A - Intelligent operation system of stereo garage - Google Patents

Intelligent operation system of stereo garage Download PDF

Info

Publication number
CN113309395A
CN113309395A CN202011135283.2A CN202011135283A CN113309395A CN 113309395 A CN113309395 A CN 113309395A CN 202011135283 A CN202011135283 A CN 202011135283A CN 113309395 A CN113309395 A CN 113309395A
Authority
CN
China
Prior art keywords
rod
stereo garage
intelligent operation
seat
lifting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202011135283.2A
Other languages
Chinese (zh)
Inventor
李金生
吕子劲
彭璐西
李论
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangzhou Shengjian Technology Industrial Park Co ltd
Original Assignee
Guangzhou Shengjian Technology Industrial Park Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangzhou Shengjian Technology Industrial Park Co ltd filed Critical Guangzhou Shengjian Technology Industrial Park Co ltd
Priority to CN202011135283.2A priority Critical patent/CN113309395A/en
Publication of CN113309395A publication Critical patent/CN113309395A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H6/00Buildings for parking cars, rolling-stock, aircraft, vessels or like vehicles, e.g. garages
    • E04H6/42Devices or arrangements peculiar to garages, not covered elsewhere, e.g. securing devices, safety devices, monitoring and operating schemes; centering devices
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01FADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F13/00Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions
    • E01F13/04Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage
    • E01F13/06Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage by swinging into open position about a vertical or horizontal axis parallel to the road direction, i.e. swinging gates
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H6/00Buildings for parking cars, rolling-stock, aircraft, vessels or like vehicles, e.g. garages
    • E04H6/08Garages for many vehicles
    • E04H6/12Garages for many vehicles with mechanical means for shifting or lifting vehicles
    • E04H6/18Garages for many vehicles with mechanical means for shifting or lifting vehicles with means for transport in vertical direction only or independently in vertical and horizontal directions

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)

Abstract

The invention provides an intelligent operation system of a stereo garage. The intelligent operation system of the stereo garage comprises a lifting system, wherein the lifting system is used for lifting the automobile on the automobile carrying plate to an appointed layer; the transverse moving system is arranged on the lifting system and used for transversely moving the transfer vehicle plate to change vacant positions; the rotary lifting system is used for lowering the vehicle carrying plate right above the vacant position to the bottom layer; the safety system comprises an emergency braking system, an overrun-preventing system, an automobile length, width and height limiting system, a car stopping system, an automobile positioning system, an entrance and exit interlocking safety system and a warning system, wherein the car stopping system comprises an electric cabinet arranged on a support, a blocking rod is rotatably arranged on one side of the electric cabinet, and a buffer device is arranged below the blocking rod. The intelligent operation system of the stereo garage provided by the invention has the advantages of complete functions and high safety performance.

Description

Intelligent operation system of stereo garage
Technical Field
The invention relates to the technical field of stereo garages, in particular to an intelligent operation system of a stereo garage.
Background
The lifting and transverse moving stereo garage is a stereo garage which is applied more at present, and the equipment realizes the car taking through the lifting of an upper layer car plate and the transverse moving of a lower layer car plate.
The lifting and transverse moving type parking equipment has the advantages of more types, stronger adaptability to fields, lower requirement on civil engineering, capability of being built in the open air or the underground of a building, changeable scale, capability of being combined and arranged randomly according to different terrains and spaces, high space utilization rate, safety and reliability, rapidness in vehicle storage and taking, simplicity and convenience in use and maintenance and lower price. But the existing lifting and horizontal moving stereo garage has single function and low safety performance.
Therefore, there is a need to provide a new intelligent operation system for a stereo garage to solve the above technical problems.
Disclosure of Invention
The invention aims to provide an intelligent operation system of a stereo garage with complete functions and high safety performance.
In order to solve the technical problem, the intelligent operation system of the stereo garage provided by the invention comprises: the lifting system is used for lifting the automobile on the automobile carrying plate to a specified layer;
the transverse moving system is arranged on the lifting system and used for transversely moving the transfer vehicle plate to change vacant positions;
the rotary lifting system is used for lowering the vehicle carrying plate right above the vacant position to the bottom layer;
the safety system comprises an emergency braking system, an overrun-preventing system, an automobile length, width and height limiting system, a car stopping system, an automobile positioning system, an entrance and exit interlocking safety system and a warning system, wherein the car stopping system comprises an electric cabinet arranged on a support, a barrier rod is rotatably arranged on one side of the electric cabinet, and a buffer device is arranged below the barrier rod;
an electrical control system for controlling the lifting system, the traversing system, the slewing lift system, and the safety system.
Preferably, the electric control system comprises a power distribution part, a control part, a speed regulation part and an operation part.
Preferably, a driving motor and a transmission device are installed in the electric cabinet, an output shaft of the driving motor is connected with the transmission device, a rotating seat is connected to the transmission device, the driving motor drives the rotating seat to rotate through the transmission device, and one side of the rotating seat extends out of the electric cabinet and is rotatably connected with a blocking rod.
Preferably, a mounting groove is formed in one side of the rotating seat, an opening is formed in the top side of the mounting groove, a fixing rod is fixedly mounted in the mounting groove, a rotating rod is sleeved on the fixing rod in a rotating mode, and one end, far away from the electric cabinet, of the rotating rod extends to the outside of the mounting groove and is fixedly connected with the blocking rod.
Preferably, the stop bar is close to one side fixed mounting of electric cabinet has first articulated seat, rotate on the first articulated seat and install the connecting block, fixed mounting has first spring on the connecting block, first spring is kept away from the one end of first articulated seat with one side inner wall fixed connection of mounting groove.
Preferably, the buffer device comprises a middle buffer component, two side buffer components and an inflatable raft, and the barrier rod is connected with the inflatable raft through the middle buffer component and the two side buffer components.
Preferably, middle buffer unit includes first fixing base, first fixing base with rail fixed connection, first recess has been seted up to the bottom side of fixing base, slidable mounting has the ejector pin in the first recess, the bottom of ejector pin extends to the outer articulated seat of second of rotating mounting of first recess, the articulated seat of second with gas raft fixed connection.
Preferably, all seted up the bar hole on the both sides inner wall of first recess, the downthehole fixed mounting of bar has branch, the equal fixed mounting in top side of ejector pin has the stopper, the stopper with branch slides and cup joints, the cover is equipped with the second spring on the branch, the top of second spring with the top side inner wall fixed connection in bar hole, the bottom of second spring with stopper fixed connection.
Preferably, the side buffering component comprises a second fixing seat, the second fixing seat is fixedly connected with the barrier rod, a second groove is formed in the bottom side of the second fixing seat, a piston is installed in the second groove in a sliding and sealing mode, a sliding rod is fixedly installed at the bottom side of the piston, the bottom end of the sliding rod extends to the outside of the second groove and is rotatably installed with a third hinge seat, and the third hinge seat is fixedly connected with the inflatable raft.
Preferably, an inflating nozzle is arranged on the inflating raft, a one-way valve is installed in the inflating nozzle, and the inflating nozzle is communicated with the inside of the inflating raft.
Compared with the related art, the intelligent operation system of the stereo garage provided by the invention has the following beneficial effects:
the invention provides an intelligent operation system of a stereo garage, which is used for parking an automobile through a lifting system, a transverse moving system, a rotary lifting system, a safety system and an electric control system, and has complete functions and high safety performance; when the barricade is hit to the vehicle due to a fault, the inflatable raft firstly contacts with the vehicle body, the barricade continuously rotates downwards under the action of inertia, the barricade drives the first fixing seat and the second fixing seat to move downwards, the first fixing seat compresses the second spring, the gravitational potential energy is converted into the elastic potential energy of the second spring, the buffering effect is realized, the second fixing seat moves downwards, the air in the second groove is compressed, the buffering effect is realized, and the vehicle body is protected from being damaged; when pounding the car to the car because of the barrier of trouble reason, the barrier receives ascending effect counter-force, and the barrier rotates certain angle around the dead lever this moment, and first spring is tensile, and the protection barrier can not be broken, resets the railing under the effect of first spring afterwards, and first spring can also be spacing when the railing normally rotates to rise the time-out to the railing, prevents that the railing from rotating.
Drawings
Fig. 1 is a structural block diagram of a preferred embodiment of an intelligent operation system of a stereo garage provided by the invention;
FIG. 2 is a schematic structural diagram of a car stopping system;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is an enlarged view of the portion B shown in FIG. 2;
fig. 5 is an enlarged schematic view of the portion C shown in fig. 2.
Reference numbers in the figures: 1. the device comprises a support, 2, an electric cabinet, 3, a rotating seat, 4, a mounting groove, 5, a fixing rod, 6, a rotating rod, 7, a blocking rod, 8, a first hinged seat, 9, a connecting block, 10, a first spring, 11, an inflatable raft, 12, an inflatable nozzle, 13, a first fixing seat, 14, a first groove, 15, an ejector rod, 16, a second hinged seat, 17, a strip-shaped hole, 18, a supporting rod, 19, a limiting block, 20, a second spring, 21, a second fixing seat, 22, a second groove, 23, a piston, 24, a sliding rod, 25 and a third hinged seat,
Detailed Description
The invention is further described with reference to the following figures and embodiments.
Referring to fig. 1, 2, 3, 4 and 5 in combination, the intelligent operation system of the stereo garage includes: the lifting system is used for lifting the automobile on the automobile carrying plate to a specified layer;
the transverse moving system is arranged on the lifting system and used for transversely moving the transfer vehicle plate to change vacant positions;
the rotary lifting system is used for lowering the vehicle carrying plate right above the vacant position to the bottom layer;
the safety system comprises an emergency braking system, an overrun-preventing system, an automobile length, width and height limiting system, a car stopping system, an automobile positioning system, an entrance and exit interlocking safety system and a warning system, wherein the car stopping system comprises an electric cabinet 2 arranged on a support 1, a barrier rod 7 is rotatably arranged on one side of the electric cabinet 2, and a buffer device is arranged below the barrier rod 7;
an electrical control system for controlling the lifting system, the traversing system, the slewing lift system, and the safety system.
The electric control system comprises a power distribution part, a control part, a speed regulation part and an operation part.
The electric cabinet is characterized in that a driving motor and a transmission device are installed in the electric cabinet 2, an output shaft of the driving motor is connected with the transmission device, a rotating seat 3 is connected onto the transmission device, the driving motor drives the rotating seat 3 to rotate through the transmission device, and one side of the rotating seat 3 extends out of the electric cabinet 2 and is rotatably connected with a blocking rod 7.
The utility model discloses an electric cabinet 2, including rotation seat 3, the installation groove 4 has been seted up to one side of rotating seat 3, the top side of installation groove 4 is the opening, fixed mounting has dead lever 5 in the installation groove 4, it has connect bull stick 6 to rotate on the dead lever 5, the one end that the bull stick 6 was kept away from electric cabinet 2 extends to outside the installation groove 4 and with block 7 fixed connection.
The rail 7 is close to one side fixed mounting of electric cabinet 2 has first articulated seat 8, rotate on the first articulated seat 8 and install connecting block 9, fixed mounting has first spring 10 on the connecting block 9, first spring 10 keeps away from the one end of first articulated seat 8 with one side inner wall fixed connection of mounting groove 4.
Buffer includes middle buffering subassembly, two side buffering subassemblies and inflatable raft 11, rail 7 passes through middle buffering subassembly and two the side buffering subassembly with inflatable raft 11 is connected.
Middle buffer unit includes first fixing base 13, first fixing base 13 with rail 7 fixed connection, first recess 14 has been seted up to the bottom side of fixing base 13, slidable mounting has ejector pin 15 in first recess 14, the bottom of ejector pin 15 extends to first recess 14 is outer and the rotatory articulated seat 16 of second of installing, the articulated seat 16 of second with 11 fixed connection of gas raft.
All seted up bar hole 17 on the both sides inner wall of first recess 14, fixed mounting has branch 18 in the bar hole 17, the equal fixed mounting in top side of ejector pin 15 has stopper 19, stopper 19 with branch 18 slides and cup joints, the cover is equipped with second spring 20 on branch 18, second spring 20's top with the top side inner wall fixed connection in bar hole 17, second spring 20's bottom with stopper 19 fixed connection.
Side buffering subassembly includes second fixing base 21, second fixing base 21 with rail railing 7 fixed connection, second recess 22 has been seted up to the bottom side of second fixing base 21, sliding seal installs piston 23 in the second recess 22, the bottom side fixed mounting of piston 23 has slide bar 24, slide bar 24's bottom extends to second recess 22 is outer and the rotation mounting has third articulated seat 25, third articulated seat 25 with gas raft 11 fixed connection.
The inflatable raft 11 is provided with an inflating nozzle 12, a one-way valve is installed in the inflating nozzle 12, and the inflating nozzle 12 is communicated with the inside of the inflatable raft 11.
The working principle of the intelligent operation system of the stereo garage provided by the invention is as follows:
when the barricade 7 smashes the vehicle due to a fault, the inflatable raft 11 firstly contacts the vehicle body, the barricade 7 continuously rotates downwards due to the inertia effect, the barricade 7 drives the first fixing seat 13 and the second fixing seat 21 to move downwards, the first fixing seat 13 compresses the second spring 20, the gravitational potential energy is converted into the elastic potential energy of the second spring 20, the buffering effect is realized, the second fixing seat 21 moves downwards, the air in the second groove 22 is compressed, the buffering effect is realized, and the vehicle body is protected from being damaged; when blocking 7 pounds the car-hour because of trouble reason, blocking 7 receives ascending effect counter-force, and blocking 7 rotates certain angle around dead lever 5 this moment, and first spring 10 is tensile, and protection blocking 7 can not be broken, resets the railing under the effect of first spring 10 afterwards, and first spring 10 can also be spacing to the railing when the railing normally rotates to rise, prevents that the railing from rotating.
Compared with the related art, the intelligent operation system of the stereo garage provided by the invention has the following beneficial effects:
the invention provides an intelligent operation system of a stereo garage, which is used for parking an automobile through a lifting system, a transverse moving system, a rotary lifting system, a safety system and an electric control system, and has complete functions and high safety performance; when the barricade 7 smashes the vehicle due to a fault, the inflatable raft 11 firstly contacts the vehicle body, the barricade 7 continuously rotates downwards due to the inertia effect, the barricade 7 drives the first fixing seat 13 and the second fixing seat 21 to move downwards, the first fixing seat 13 compresses the second spring 20, the gravitational potential energy is converted into the elastic potential energy of the second spring 20, the buffering effect is realized, the second fixing seat 21 moves downwards, the air in the second groove 22 is compressed, the buffering effect is realized, and the vehicle body is protected from being damaged; when blocking 7 pounds the car-hour because of trouble reason, blocking 7 receives ascending effect counter-force, and blocking 7 rotates certain angle around dead lever 5 this moment, and first spring 10 is tensile, and protection blocking 7 can not be broken, resets the railing under the effect of first spring 10 afterwards, and first spring 10 can also be spacing to the railing when the railing normally rotates to rise, prevents that the railing from rotating.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (10)

1. The utility model provides an intelligent operating system of stereo garage which characterized in that includes:
the lifting system is used for lifting the automobile on the automobile carrying plate to a specified layer;
the transverse moving system is arranged on the lifting system and used for transversely moving the transfer vehicle plate to change vacant positions;
the rotary lifting system is used for lowering the vehicle carrying plate right above the vacant position to the bottom layer;
the safety system comprises an emergency braking system, an overrun-preventing system, an automobile length, width and height limiting system, a car stopping system, an automobile positioning system, an entrance and exit interlocking safety system and a warning system, wherein the car stopping system comprises an electric cabinet arranged on a support, a barrier rod is rotatably arranged on one side of the electric cabinet, and a buffer device is arranged below the barrier rod;
an electrical control system for controlling the lifting system, the traversing system, the slewing lift system, and the safety system.
2. The intelligent operation system of the stereo garage according to claim 1, wherein the electric control system comprises a power distribution part, a control part, a speed regulation part and an operation part.
3. The intelligent operation system of the stereo garage according to claim 1, wherein a driving motor and a transmission device are installed in the electric cabinet, an output shaft of the driving motor is connected with the transmission device, a rotating seat is connected to the transmission device, the driving motor drives the rotating seat to rotate through the transmission device, and one side of the rotating seat extends out of the electric cabinet and is rotatably connected with a stop bar.
4. The intelligent operation system of a stereo garage of claim 3, wherein a mounting groove is formed in one side of the rotating seat, an opening is formed in the top side of the mounting groove, a fixing rod is fixedly mounted in the mounting groove, a rotating rod is rotatably sleeved on the fixing rod, and one end of the rotating rod, which is far away from the electric cabinet, extends out of the mounting groove and is fixedly connected with the blocking rod.
5. The intelligent operation system of the stereo garage of claim 4, wherein a first hinged seat is fixedly installed on one side, close to the electric cabinet, of the barrier rod, a connecting block is rotatably installed on the first hinged seat, a first spring is fixedly installed on the connecting block, and one end, far away from the first hinged seat, of the first spring is fixedly connected with the inner wall of one side of the mounting groove.
6. The intelligent operation system of a stereo garage of claim 1, wherein the buffer device comprises a middle buffer component, two side buffer components and an inflatable raft, and the rail is connected with the inflatable raft through the middle buffer component and the two side buffer components.
7. The intelligent operation system of a stereo garage of claim 6, wherein the middle buffer assembly comprises a first fixing seat, the first fixing seat is fixedly connected with the blocking rod, a first groove is formed in the bottom side of the fixing seat, a top rod is slidably installed in the first groove, the bottom end of the top rod extends out of the first groove and is rotatably installed with a second hinged seat, and the second hinged seat is fixedly connected with the inflatable raft.
8. The intelligent operation system of a stereo garage according to claim 7, wherein the inner walls of the two sides of the first groove are both provided with a bar-shaped hole, a support rod is fixedly mounted in the bar-shaped hole, a limit block is fixedly mounted on the top side of the ejector rod, the limit block is slidably sleeved with the support rod, a second spring is sleeved on the support rod, the top end of the second spring is fixedly connected with the inner wall of the top side of the bar-shaped hole, and the bottom end of the second spring is fixedly connected with the limit block.
9. The intelligent operation system of a stereo garage of claim 6, wherein the side buffering assembly comprises a second fixing seat, the second fixing seat is fixedly connected with the rail, a second groove is formed in the bottom side of the second fixing seat, a piston is slidably and hermetically installed in the second groove, a sliding rod is fixedly installed on the bottom side of the piston, the bottom end of the sliding rod extends out of the second groove and is rotatably installed with a third hinge seat, and the third hinge seat is fixedly connected with the inflatable raft.
10. The intelligent operation system of a stereo garage of claim 6, wherein the inflatable raft is provided with an inflating nozzle, a one-way valve is installed in the inflating nozzle, and the inflating nozzle is communicated with the inside of the inflatable raft.
CN202011135283.2A 2020-10-21 2020-10-21 Intelligent operation system of stereo garage Pending CN113309395A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011135283.2A CN113309395A (en) 2020-10-21 2020-10-21 Intelligent operation system of stereo garage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011135283.2A CN113309395A (en) 2020-10-21 2020-10-21 Intelligent operation system of stereo garage

Publications (1)

Publication Number Publication Date
CN113309395A true CN113309395A (en) 2021-08-27

Family

ID=77370325

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011135283.2A Pending CN113309395A (en) 2020-10-21 2020-10-21 Intelligent operation system of stereo garage

Country Status (1)

Country Link
CN (1) CN113309395A (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205153634U (en) * 2015-08-24 2016-04-13 张庆发 Perpendicular circulating intelligent stereo parking space of shuangzi tower
CN106988575A (en) * 2017-04-19 2017-07-28 江苏科技大学 A kind of Automated three-dimensional garage transmission mechanism
CN108005448A (en) * 2018-01-04 2018-05-08 苏州工业职业技术学院 A kind of lifting cross-sliding type Automated three-dimensional garage
CN209508881U (en) * 2018-11-26 2019-10-18 中建八局第二建设有限公司 A kind of garage banister rod
US20200173187A1 (en) * 2017-05-05 2020-06-04 George Wing Chung LEE Parking system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205153634U (en) * 2015-08-24 2016-04-13 张庆发 Perpendicular circulating intelligent stereo parking space of shuangzi tower
CN106988575A (en) * 2017-04-19 2017-07-28 江苏科技大学 A kind of Automated three-dimensional garage transmission mechanism
US20200173187A1 (en) * 2017-05-05 2020-06-04 George Wing Chung LEE Parking system
CN108005448A (en) * 2018-01-04 2018-05-08 苏州工业职业技术学院 A kind of lifting cross-sliding type Automated three-dimensional garage
CN209508881U (en) * 2018-11-26 2019-10-18 中建八局第二建设有限公司 A kind of garage banister rod

Similar Documents

Publication Publication Date Title
CN201261671Y (en) Tower barrel elevator
CN103434912B (en) Steel wire rope clamping device of elevator
US20110164920A1 (en) Vehicle Barrier Control Device
CN112373442A (en) Stall protection arrester wire device and stall protection device of trackless rubber-tyred vehicle
CN113309395A (en) Intelligent operation system of stereo garage
CN108386080B (en) Control system for vertical rotation type flood-proof protective door
CN204753443U (en) Electronicly turn over board -like banister
KR101571816B1 (en) Up and down movable type bollard fixing position of top dead center and bottom dead center
CN109437001A (en) Automatic In-pot Car Retarder
US6327818B1 (en) Crossing gate arm protection assembly
CN111058730A (en) Subway flood-proof door and control method thereof
CN212766255U (en) Emergency brake device and rail with same
CN209493205U (en) Automatic In-pot Car Retarder
CN113309029A (en) Electric barrier machine for highway toll lane height limiting rod
CN210528164U (en) Safety protection device for cable chain lifting system
CN201526020U (en) Ground roadblock machine
CN106640142B (en) Mining concrete sprays platform truck
CN202272609U (en) Elevator cage door locking device
CN111778890A (en) Night road underground pipeline operation auxiliary assembly
GB2523405A (en) Actuated barrier
CN215104923U (en) Car stopper with safety protection function
CN211598115U (en) Locking mechanism and subway flood-proof door
CN109209121A (en) Door assembly and unmanned platform
CN215104922U (en) Anti-smashing device with radar
CN2586639Y (en) Pile type stop unit

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20210827